n.
(Biol.) (a) The outer layer of the blastoderm; the epiblast; the ectoderm. (b) The outer envelope of a cell; the cell wall. Agassiz.
ectoblast
| Dictionary: Ec·to·blast |
n.
| Word Tutor: ectoblast |
IN BRIEF: n. - The outer germ layer that develops into skin and nervous tissue.
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 | Dictionary. Webster 1913 Dictionary edited by Patrick J. Cassidy Read more |
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